Toyota T100 1996 Service Manual page 273

5 Check idle speed.
PREPARATION:
(a) Warm up the engine to normal operating temperature.
(b) Switch off all the accessories.
(c) Switch off the air conditioning.
(d) Shift the transmission into "N" position.
(e) Connect the OBD II scan tool or TOYOTA hand−held tester to the DLC3 on the vehicle.
CHECK:
Use CURRENT DATA to check the idle speed.
OK:
Idle speed: 750 ± 50 rpm
OK
6 Check ignition timing.
E1
TE1
DLC1
OK
Proceed to problem symptoms table on page
DI−21.
1996 TOYOTA T100 (RM449U)
DIAGNOSTICS −
NG Proceed to problem symptoms table on page
DI−21.
PREPARATION:
(a) Warm up the engine to normal operating temperature.
(b) Shift the transmission into "N" position.
SST
(c) Keep the engine speed at idle.
(d) Using SST, connect terminals TE1 and E1 of the DLC1.
SST
(e) Using a timing light, connect the tester to the No.1 high−
tension cord.
CHECK:
Check the ignition timing.
OK:
Ignition timing: Approx. 5° BTDC at idle
NG Proceed to IGNITION and continue to trouble-
shoot.
A00654
ENGINE (3RZ−FE)
09843−18020
DI−9